diff --git a/src/qemu/qemu_migration_cookie.h b/src/qemu/qemu_migration_cookie.h
index 1e88684589..95e7edb899 100644
--- a/src/qemu/qemu_migration_cookie.h
+++ b/src/qemu/qemu_migration_cookie.h
@@ -171,6 +171,7 @@ qemuMigrationEatCookie(virQEMUDriverPtr driver,
 
 void
 qemuMigrationCookieFree(qemuMigrationCookiePtr mig);
+G_DEFINE_AUTOPTR_CLEANUP_FUNC(qemuMigrationCookie, qemuMigrationCookieFree);
 
 int
 qemuMigrationCookieAddPersistent(qemuMigrationCookiePtr mig,